Bump io.kotest:kotest-assertions-core from 5.8.1 to 5.9.1

Bumps [io.kotest:kotest-assertions-core](https://github.com/kotest/kotest) from 5.8.1 to 5.9.1.
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@v5.8.1...v5.9.1)

---
updated-dependencies:
- dependency-name: io.kotest:kotest-assertions-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle.kts

@@ -10,7 +10,7 @@ dependencies {
     compileOnly("io.gitlab.arturbosch.detekt:detekt-api:1.23.5")
 
     testImplementation("io.gitlab.arturbosch.detekt:detekt-test:1.23.5")
-    testImplementation("io.kotest:kotest-assertions-core:5.8.1")
+    testImplementation("io.kotest:kotest-assertions-core:5.9.1")
     testImplementation("org.junit.jupiter:junit-jupiter:5.10.2")
 }